A magnitude ML 1.6 earthquake occured in region: 3 km NW Borgo Val di Taro (PR), on
and geographic coordinates (lat, lon) 44.5060, 9.7430 at 9 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Borgo Val di Taro | PR | 3 | 6999 | 6999 |
Compiano | PR | 6 | 1112 | 8111 |
Albareto | PR | 7 | 2156 | 10267 |
Bedonia | PR | 9 | 3482 | 13749 |
Tornolo | PR | 10 | 1010 | 14759 |
Valmozzola | PR | 13 | 539 | 15298 |
Bardi | PR | 14 | 2227 | 17525 |
Zeri | MS | 17 | 1094 | 18619 |
Pontremoli | MS | 18 | 7357 | 25976 |
Varese Ligure | SP | 18 | 2059 | 28035 |
Varsi | PR | 19 | 1230 | 29265 |
Berceto | PR | 20 | 2109 | 31374 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2021-07-09 08:51:34 |
44.5057 | 9.7428 | 9 | 2021-12-29 11:12:11 |
Bollettino Sismico Italiano INGV | 92777551 |
Reviewed Rev100 |
ML 1.5 | 2021-07-09 08:51:34 |
44.5077 | 9.7377 | 8 | 2021-07-09 08:58:31 |
Sala Sismica INGV-Roma | 92481601 |
Field | Value |
---|---|
Time (UTC) | 2021-07-09 08:51:34 ± 0.1 |
Latitude | 44.5057 ± 0.0063 |
Longitude | 9.7428 ± 0.0063 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 92777551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 528 |
Semi-minor axis of confidence ellipse (meter) | 460 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 186 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 133 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.56927 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 92777551 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-11-01 17:08:05 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 92481601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-09 08:58:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MCPD.HHZ. | 2021-07-09T08:53:46.22 | 3.0 | negative | manual | Pg | 24.82 | 0 | |||
IV.IFOR.HHZ. | 2021-07-09T08:53:38.99 | 3.0 | undecidable | manual | Sn | -3.7 | 0 | |||
MN.VAE.HHZ. | 2021-07-09T08:53:30.14 | 3.0 | positive | manual | Pn | 2.64 | 0 | |||
IV.SALB.HHZ. | 2021-07-09T08:53:20.09 | 3.0 | undecidable | manual | Pn | 7.75 | 0 | |||
IV.AGLI.HHZ. | 2021-07-09T08:53:19.87 | 3.0 | undecidable | manual | Sg | 12.44 | 0 | |||
IX.SCL3.EHZ.02 | 2021-07-09T08:53:16.35 | 3.0 | positive | manual | Pg | 18.17 | 0 | |||
IV.ASSB.HHZ. | 2021-07-09T08:52:56.50 | 3.0 | undecidable | manual | Sg | 9.72 | 0 | |||
IV.ARRO.EHZ. | 2021-07-09T08:52:54.50 | 3.0 | undecidable | manual | Sn | -0.92 | 0 | |||
IV.FREG.EHZ. | 2021-07-09T08:52:51.02 | 3.0 | undecidable | manual | Sg | 8.74 | 0 | |||
IV.GATE.HHZ. | 2021-07-09T08:52:47.82 | 3.0 | positive | manual | Pn | 1.8 | 0 | |||
CH.FUSIO.HHZ. | 2021-07-09T08:52:37.78 | 3.0 | undecidable | manual | Sg | 1.3 | 0 | |||
IV.LPEL.HHZ. | 2021-07-09T08:52:34.85 | 3.0 | undecidable | manual | Pn | -0.75 | 0 | |||
IV.VIVA.HHZ. | 2021-07-09T08:52:32.44 | 3.0 | undecidable | manual | Pn | 4.18 | 0 | |||
IV.TEOL.HHZ. | 2021-07-09T08:52:23.59 | 3.0 | undecidable | manual | Sn | -0.48 | 0 | |||
IV.MNTT.EHZ. | 2021-07-09T08:52:22.40 | 3.0 | negative | manual | Pn | -0.48 | 0 | |||
IV.APEC.HHZ. | 2021-07-09T08:52:12.41 | 3.0 | undecidable | manual | Pn | 3.14 | 0 | |||
GU.SARM.EHE. | 2021-07-09T08:51:54.79 | 0.6 | undecidable | manual | S | 124 | 63.1923 | 50 | 0.65 | 40 |
GU.EQUI.HHZ. | 2021-07-09T08:51:50.16 | 0.6 | undecidable | manual | S | 139 | 49.8168 | 50 | -0.4 | 44 |
GU.GORR.HHZ. | 2021-07-09T08:51:47.27 | 0.6 | undecidable | manual | S | 288 | 37.3293 | 50 | 0.04 | 49 |
IV.BOB.HHN. | 2021-07-09T08:51:47.13 | 0.6 | undecidable | manual | S | 321 | 37.2294 | 50 | -0.08 | 48 |
GU.SARM.EHE. | 2021-07-09T08:51:46.09 | 0.3 | undecidable | manual | P | 124 | 63.1923 | 50 | 0.35 | 65 |
GU.RNCA.HHZ. | 2021-07-09T08:51:45.86 | 0.3 | undecidable | manual | P | 267 | 62.7927 | 50 | 0.19 | 68 |
IV.MSSA.HHZ. | 2021-07-09T08:51:44.27 | 0.6 | undecidable | manual | S | 220 | 27.5502 | 107 | -0.02 | 50 |
GU.GRAM.HHZ. | 2021-07-09T08:51:43.49 | 0.6 | undecidable | manual | S | 94 | 25.5522 | 109 | -0.12 | 49 |
GU.EQUI.HHZ. | 2021-07-09T08:51:43.43 | 0.3 | undecidable | manual | P | 139 | 49.8168 | 50 | -0.24 | 69 |
IV.PLMA.HHZ. | 2021-07-09T08:51:43.63 | 0.3 | undecidable | manual | P | 170 | 51.3153 | 50 | -0.28 | 68 |
IV.BOB.HHN. | 2021-07-09T08:51:41.79 | 0.1 | undecidable | manual | P | 321 | 37.2294 | 50 | 0.05 | 97 |
GU.GORR.HHZ. | 2021-07-09T08:51:41.58 | 0.1 | positive | manual | P | 288 | 37.3293 | 50 | -0.17 | 95 |
IV.MSSA.HHZ. | 2021-07-09T08:51:40.18 | 0.1 | positive | manual | P | 220 | 27.5502 | 107 | 0.13 | 97 |
GU.GRAM.HHZ. | 2021-07-09T08:51:39.65 | 0.1 | positive | manual | P | 94 | 25.5522 | 109 | -0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GRAM.HHN. | ML:1.6 | 0.00023799999999999998 | 0.62 | AML | other | m | 2021-07-09T08:51:44.31 |
GU.GRAM.HHE. | ML:1.7 | 0.00028700000000000004 | 0.26 | AML | other | m | 2021-07-09T08:51:44.68 |
GU.GORR.HHN. | ML:1.4 | 0.00009855 | 0.98 | AML | other | m | 2021-07-09T08:51:48.94 |
GU.GORR.HHE. | ML:1.5 | 0.00011199999999999998 | 1.1 | AML | other | m | 2021-07-09T08:51:48.86 |